Re: Mersenne: Error rates

2002-09-03 Thread Jeff Woods
At 08:24 PM 8/30/02 -0400, you wrote: There is a lot of interesting data in this spreadsheet. Our overall error rate is roughly 3.5%. If you have an error-free run, the error rate is in the 1.4% to 2% area. If you have an SUM(INPUTS) != SUM(OUTPUTS) error or ROUNDOFF 0.40 error that is

Re: Mersenne: Error rates

2002-09-03 Thread Gareth Randall
This would presumably give rise to a serious problem in which people could simply claim to have done work which failed, and turn up at the server and ask for credit to their user scores. There wouldn't be a reliable way (based on current mechanisms) to cross-check the validity of their claim

Mersenne: Error rates

2002-08-30 Thread George Woltman
A user has broken down the GIMPS error rate for exponents between 2 million and 7 million. See ftp://mersenne.org/gimps/err_rate.xls. I'd ignore the data from 6 million to 7 million as there are many triple-checks to be done. The data from 5 million to 6 million will not change much at all.